Global Patent Index - EP 1932672 A2

EP 1932672 A2 20080618 - Inkjet recording apparatus

Title (en)

Inkjet recording apparatus

Title (de)

Tintenstrahlaufzeichnungsvorrichtung

Title (fr)

Appareil d'enregistrement à jet d'encre

Publication

EP 1932672 A2 20080618 (EN)

Application

EP 07254749 A 20071207

Priority

JP 2006335437 A 20061213

Abstract (en)

An inkjet recording apparatus 1 is provided with: a recording head 10 to eject light-hardenable ink onto a recording medium S; a plurality of light sources 12a and 13a configured with semiconductor light emitting elements to radiate light onto the light-hardenable ink; a constant voltage power supply 14 to receive an alternating current and convert into a direct current power having a predetermined voltage; constant current circuits 15a and 15b to convert the direct current power supplied form the constant voltage power supply into a direct current power having a predetermined current value and to supply the direct current power to the light sources; and a control section 16 to control the current value of the direct current power supplied form the constant current circuits, where a plurality of the light sources are connected serially and a plurality of the constant current circuits are provided in accordance with number of blocks 11a and 11b which are configured with a plurality of light sources divided into a predetermined number of the light sources or number of a plurality of the light sources.

IPC 8 full level

B41J 2/21 (2006.01); B41J 2/45 (2006.01)

CPC (source: EP US)

B41J 2/2103 (2013.01 - EP US); B41J 11/002 (2013.01 - EP US); B41J 11/00214 (2021.01 - EP US)

Citation (applicant)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family (publication)

EP 1932672 A2 20080618; EP 1932672 A3 20090121; JP 2008143123 A 20080626; US 2008278560 A1 20081113; US 7758179 B2 20100720

DOCDB simple family (application)

EP 07254749 A 20071207; JP 2006335437 A 20061213; US 95374007 A 20071210